Sweden has the largest wind powered ship

The transatlantic liner Oceanbird is being designed by the Swedish shipbuilder Wallenius Marine, a company also

will finance the government and severalresearch centers. The vessel can accommodate 7 thousand cars. The 200m long vehicle will look completely different from other seagoing vessels. Five “wing sails” were introduced into its hull, each of them 80 m high. They can rotate 360 ​​degrees without touching each other, the sails can be removed to pass under a bridge or to wait out bad weather.

The sails, which will be made of steel andcomposite materials were made large enough to generate enough power for a vessel weighing 35,000 tons (when fully loaded). To take into account atmospheric conditions and create the hull, the researchers installed several sensors at an altitude of 200 m above sea level . “All this information helped us develop an efficient wing and body system that can make the most of wind energy,” the researchers note.

The new nanomaterial acts as a molecular thermometer

The authorities of many countries demand reductiongreenhouse gas emissions from the shipping industry. In 2018, shipping accounted for 2.89% of global human-induced greenhouse gas emissions, according to the International Maritime Organization (IMO), the UN body that regulates global shipping. In the same year, the IMO introduced a mandatory 50% reduction in total annual greenhouse gas emissions by 2050.

The new vessel is designed to beeven exceed these numbers - it will emit 90% less carbon than any other marine transport vessel. However, so far scientists cannot completely get rid of harmful emissions - the engines are running in the vehicle, which are needed for maneuvering in ports and during emergencies.

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